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Logical Reasoning - Data Sufficiency — Logical Reasoning Questions & Practice

539 Logical Reasoning - Data Sufficiency questions from Logical Reasoning for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong. का अभ्यास करें

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Logical Reasoning - Data Sufficiency पर अभ्यास प्रश्न — उत्तर सहित

Try each question first, then open the answer. Explanations are included.

1. What is Rahul's current age? Statement I: Rahul's age is 30 years. Statement II: Rahul was born in the year 2004, and the current year is 2034.

AStatement I alone is sufficient, but Statement II alone is not sufficient.
BStatement II alone is sufficient, but Statement I alone is not sufficient.
CBoth statements together are sufficient, but neither alone is sufficient.
DEach statement alone is sufficient.

उत्तर दिखाएँ

उत्तर: D

Statement I directly gives the age (30 years). Statement II also allows the age to be computed directly (2034 - 2004 = 30 years). Since each statement alone gives the answer, each statement alone is sufficient.

2. What is Rahul's current age? Statement I: Rahul's age is 27 years. Statement II: Rahul was born in the year 1989, and the current year is 2016.

AStatement I alone is sufficient, but Statement II alone is not sufficient.
BStatement II alone is sufficient, but Statement I alone is not sufficient.
CBoth statements together are sufficient, but neither alone is sufficient.
DEach statement alone is sufficient.

उत्तर दिखाएँ

उत्तर: D

Statement I directly gives the age (27 years). Statement II also allows the age to be computed directly (2016 - 1989 = 27 years). Since each statement alone gives the answer, each statement alone is sufficient.

3. What is Rahul's current age? Statement I: Rahul's age is 20 years. Statement II: Rahul was born in the year 1987, and the current year is 2007.

AStatement I alone is sufficient, but Statement II alone is not sufficient.
BStatement II alone is sufficient, but Statement I alone is not sufficient.
CBoth statements together are sufficient, but neither alone is sufficient.
DEach statement alone is sufficient.

उत्तर दिखाएँ

उत्तर: D

Statement I directly gives the age (20 years). Statement II also allows the age to be computed directly (2007 - 1987 = 20 years). Since each statement alone gives the answer, each statement alone is sufficient.

4. What is Rahul's current age? Statement I: Rahul's age is 28 years. Statement II: Rahul was born in the year 1974, and the current year is 2002.

AStatement I alone is sufficient, but Statement II alone is not sufficient.
BStatement II alone is sufficient, but Statement I alone is not sufficient.
CBoth statements together are sufficient, but neither alone is sufficient.
DEach statement alone is sufficient.

उत्तर दिखाएँ

उत्तर: D

Statement I directly gives the age (28 years). Statement II also allows the age to be computed directly (2002 - 1974 = 28 years). Since each statement alone gives the answer, each statement alone is sufficient.

5. What is Rahul's current age? Statement I: Rahul's age is 19 years. Statement II: Rahul was born in the year 2024, and the current year is 2043.

AStatement I alone is sufficient, but Statement II alone is not sufficient.
BStatement II alone is sufficient, but Statement I alone is not sufficient.
CBoth statements together are sufficient, but neither alone is sufficient.
DEach statement alone is sufficient.

उत्तर दिखाएँ

उत्तर: D

Statement I directly gives the age (19 years). Statement II also allows the age to be computed directly (2043 - 2024 = 19 years). Since each statement alone gives the answer, each statement alone is sufficient.

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